Konica Minolta bizhub 4020 Service Manual page 265

bizhub 4020/3320 Service Manual
4. Remove the screw (A) from the rear side of the printer.
5. Remove the seven screws (B) securing the controller board.
Installation note: After the new controller board is installed, perform scanner manual registration, see
Scanner manual registration and printhead registration, see Printhead unit adjustments.
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